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| author | Andy Lutomirski <luto@kernel.org> | 2016-04-02 07:01:39 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-04-13 11:37:46 +0200 |
| commit | 4985ce15a397e9b6541548efe3b9ffac2dda9127 (patch) | |
| tree | 4d05d1c37144934aaf948ab65585ad60aecba908 /arch/x86/lib/csum-copy_64.S | |
| parent | dd2f4a004b016bbfb64f1de49cb45e66232e40a6 (diff) | |
| download | blackbird-obmc-linux-4985ce15a397e9b6541548efe3b9ffac2dda9127.tar.gz blackbird-obmc-linux-4985ce15a397e9b6541548efe3b9ffac2dda9127.zip | |
x86/paravirt: Make "unsafe" MSR accesses unsafe even if PARAVIRT=y
Enabling CONFIG_PARAVIRT had an unintended side effect: rdmsr() turned
into rdmsr_safe() and wrmsr() turned into wrmsr_safe(), even on bare
metal. Undo that by using the new unsafe paravirt MSR callbacks.
Tested-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: KVM list <kvm@vger.kernel.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: xen-devel <Xen-devel@lists.xen.org>
Link: http://lkml.kernel.org/r/414fabd6d3527703077c6c2a797223d0a9c3b081.1459605520.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/lib/csum-copy_64.S')
0 files changed, 0 insertions, 0 deletions
